responding to
http://www.homeownershub.com/mainten...as-231190-.htm
acbbs57 wrote:
I\'m trying to repair a NuTone IM-303 Intercom master unit. If anyone
has a wiring diagram for this unit, please email - I would greatly
appreciate any help anyone is able to give!

I found the manual he

hxxp://www.schematicsforfree.com/archive/file/Audio/Products/Intercoms/Nuton
e%20IM-303%20Intercom.pdf